The Insulation Blanket,cabin,aircraf, cataloged under National Stock Number 1680-01-193-4240, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Legacy Am&m. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-193-4240 |
| Primary Part Number | L3227345-141 |
| Item Name | Insulation Blanket,cabin,aircraf |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L3227345-141 | Hi-Temp Insulation Inc Dba Hi-Temp Insulation Inc (USA) |
| L3227345-141 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| L3227345-011 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 1680-01-193-4240 is a Insulation Blanket,cabin,aircraf, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-193-4240 has 2 manufacturer part numbers on file: L3227345-141 (Hi-Temp Insulation Inc Dba Hi-Temp Insulation Inc), L3227345-141 (The Boeing Company Div Legacy Am&m).
Key specifications for L3227345-141: Special Features: PANEL ASSEMBLY-ENGINE COMPARTMENT,INSULATION,STA YAN25.930 TO YAN81.500 (OTBD LH AND INBD RH ONLY;B-1B AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.